Patent · US Active

Measuring device with negative-feedback DC voltage amplifier

US8174254B2 · kind B2 · utility

1Cited by

6References

19Claims

0Family size

Assignee

Rohde & Schwarz GmbH & Co. KG · DE

Inventors

Thomas Reichel · Heroldsbach, DE
Michael Katzer · Munich, DE
Toralf Bratfisch · Putzbrunn, DE

Key dates

Filing date	Apr 26, 2007
Grant date	May 8, 2012
Priority date	—
Expiry date	Apr 14, 2029

Classification

Technology area (CPC G)Physics
CPC primaryG01R21/10
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A measuring device having a detector with at least one detector element and, connected downstream of the detector, a DC voltage amplifier with at least one input (and at least one output. The DC voltage amplifier provides at least one negative-feedback path, which extends from its at least one output to its at least one input, wherein at least one further detector element is disposed in the negative-feedback path.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.